Fax Answering Performance Counters for Unified Messaging

There are many performance counters that can be used to maintain and troubleshoot a computer that is running Microsoft Exchange Server 2007 that has the Unified Messaging (UM) server role installed. Unified Messaging performance counters are used to measure quantities of information or data for Unified Messaging based on the number, size, duration, and rate of data that is being requested or received.